rare element mineral
... 稀有种 rare species; 稀有元素 {化} rare element; 稀有元素矿物 rare element mineral ...
基于1个网页-相关网页
新疆阿尔泰地区某些花岗伟晶岩含有金绿宝石,它是一种罕见的稀有元素矿物,而且具有极高的经济价值。
Chrysoberyl in some granite pegmatite is a rare mineral that seldom seen in Altatic area, and it is a valuable precious stone.
youdao
应用推荐
模块上移
模块下移
不移动